cupro, copper processing

Particle size distribution (Granulometry)

Administrative data

Endpoint:

particle size distribution (granulometry)

Type of information:

experimental study

Adequacy of study:

key study

Reliability:

2 (reliable with restrictions)

Rationale for reliability incl. deficiencies:

other: No GLP study but other quality assurance

Data source

Reference

Reference Type:

study report

Title:

Unnamed

Year:

2010

Materials and methods

Test guideline

Qualifier:

according to guideline

Guideline:

OECD Guideline 110 (Particle Size Distribution / Fibre Length and Diameter Distributions)

Principles of method if other than guideline:

The particle size of the samples is determined by sieving.

GLP compliance:

no

Remarks:

other quality assurance

Type of distribution:

counted distribution

Test material

Test material information

Constituent 1

Reference substance name:

cupro, copper processing

EC Number:

919-583-6

IUPAC Name:

cupro, copper processing

Details on test material:

Sample collection made according to ECI/REACH Copper Consortium Standards Protocols (see IUCLID section 1.4)

Results and discussion

Particle size

Particle size 1

Percentile:

D50

Remarks on result:

other: Migrated from fields under 'Mass median diameter' as D50 percentile. No source field for Standard deviation.

Particle size 2

Percentile:

D50

Mean:

38 µm

Remarks on result:

other: sample 09TT02932

Particle size 3

Percentile:

D50

Mean:

50 µm

Remarks on result:

other: sample 09TT02933

Particle size 4

Percentile:

D50

Mean:

1 906 µm

Remarks on result:

other: sample 09TT05024

Particle size distribution at different passages

Particle size distribution at different passages 1

Size:

0.02 - 0.149 mm

Distribution:

100 %

Remarks on result:

other: samples 09TT02933 and 09TT02932

Particle size distribution at different passages 2

Size:

0.841 - 3.36 mm

Distribution:

100 %

Remarks on result:

other: sample 09TT05024

Any other information on results incl. tables

Table 4: Particle size distribution

Sample		09TT02932		09TT02933		09TT05024
Size		Retained		Retained		Retained
mesh	mm	g	%	g	%	g	%
6	3.360					2.28	0.35
8	2.380					246.61	37.52
16	1.190					201.14	30.60
20	0.841					207.28	31.53
100	0.149	3.78	3.15	10.48	6.85
140	0.106	14.62	12.20	24.59	16.07
200	0.075	14.71	12.27	19.21	12.56
270	0.053	13.67	11.40	19.46	12.72
325	0.045	7.57	6.32	8.03	5.25
	0.020	23.37	19.50	26.31	17.20
	-0.020	42.15	35.16	44.91	29.35
Sum		119.87	100	152.99	100	657.31	100

Sample	Cupro	Cupro	Cupro
Sample	B15	B15	B15
Outotec code - Mineralogy	09TT02932	09TT02933	09TT05024
Outotec code - Assays	09TT02790		09TT04859
Granulometry	Powder	Powder	Grainy
D80, µm	94	113	2862
D50, µm	38	50	1906